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diff --git a/src/gui/editors/tempo/TempoListItem.cpp b/src/gui/editors/tempo/TempoListItem.cpp
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+++ b/src/gui/editors/tempo/TempoListItem.cpp
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+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+ 
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+ 
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+ 
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+ 
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#include "TempoListItem.h"
+
+namespace Rosegarden {
+
+int
+TempoListItem::compare(QListViewItem *i, int col, bool ascending) const
+{
+    TempoListItem *ti = dynamic_cast<TempoListItem *>(i);
+    if (!ti) return QListViewItem::compare(i, col, ascending);
+
+    if (col == 0) { // time
+	if (m_time == ti->m_time) {
+	    return int(m_type) - int(ti->m_type);
+	} else {
+	    return int(m_time - ti->m_time);
+	}
+    } else if (col == 1) { // type
+	if (m_type == ti->m_type) {
+	    return int(m_time - ti->m_time);
+	} else {
+	    return int(m_type) - int(ti->m_type);
+	}
+    } else {
+	return key(col, ascending).compare(i->key(col, ascending));
+    }
+}
+
+}